|
Search of All Forums Enter your search criteria. Click here for tips on using our search |
For Sale Ads |
1: K&K Audio / Lundahl Transformers, RE: Rakk Dac 3 & 4 (0.00)
Posted by divo on 2021-01-04, 08:31:08 (104.249.227.253)
I have a factory built RAKK DAC Extreme with MK3 card. This is the complete unit. PM me if interested. .......
2: K&K Audio / Lundahl Transformers, RE: Raleigh Audio Dac For Sale (0.00)
Posted by divo on 2018-08-21, 07:13:13 (192.31.106.40)
Which vintage? MK2? .......
3: K&K Audio / Lundahl Transformers, Minimum Reactance Low Voltage Power supply (0.00)
Posted by divo on 2017-07-14, 14:06:15 (174.95.143.58)
For sale, came out of a DAC Dave D built up. I am upgrading to MK4 status and this is left over. 18 Volts AC in, several 12 volts DC outputs, regulated. $20 plus mailing. .......
4: General Asylum, RE: Another floor question (0.00)
Posted by divo on 2017-06-12, 06:48:20 (192.31.106.40)
I have found that very good quality laminate is much less expensive than hardwood (except maybe bamboo) looks good and can be installed easily on concrete floor, provided it is sealed and even. You ha .......
5: K&K Audio / Lundahl Transformers, RE: matching step up trans with resistors. (0.00)
Posted by divo on 2017-04-27, 10:39:48 (192.35.35.40)
There is a comprehensive explanatory paper on the K&K site regarding loading as reflected to cartridge. .......
6: K&K Audio / Lundahl Transformers, RE: Humming from Maxxed Out Phono Preamp (0.00)
Posted by divo on 2017-04-27, 10:37:52 (192.35.35.40)
Suggest you also try different phono stage into Pass to isolate possible contributor of hum: interconnects or phono stage. I have never had any issue with the transformer output topology as it natural .......
7: K&K Audio / Lundahl Transformers, RE: I2S vs AES vs Coax (0.00)
Posted by divo on 2017-02-06, 06:33:55 (192.31.106.40)
Thank you Dave. Is there an interconnect you can recommend? You can PM me if you prefer. .......
8: K&K Audio / Lundahl Transformers, I2S vs AES vs Coax (0.00)
Posted by divo on 2017-01-22, 14:03:10 (174.89.130.143)
I am enjoying very much the Mk4 Extreme DAC with the PS Audio Transport feeding it. I have not gone to the extent of adding the I2S digital interface and buying the corresponding interconnect. As we a .......
9: Vinyl Asylum, Allnic Puritas body (0.00)
Posted by divo on 2017-01-05, 15:22:26 (192.35.35.40)
I understand that the latest Puritas sports a metal body. I have one with the original ebony case. Can anyone who has transitioned from wood to metal on this specific cartridge comment on the benefits .......
10: K&K Audio / Lundahl Transformers, RE: Low gain step-up for high-output MC (0.00)
Posted by divo on 2016-05-24, 06:45:39 (192.31.106.40)
You will find the answer in the Step-up guide provided under the Transformers tab. .......
11: High Efficiency Speaker Asylum, RE: Does the Altec 604 design make sense? (0.00)
Posted by divo on 2015-04-08, 19:27:10 (70.53.64.15)
I am interested in sharing the cost. He quoted $500 to $700 to design and one pair of crossovers. James .......
12: High Efficiency Speaker Asylum, RE: Capacitor Upgrade Suggestions for Crossovers (0.00)
Posted by divo on 2015-01-08, 12:36:50 (74.200.4.237)
I have a set of the excellent german crossover to offer. Please contact me privately for details. James .......
13: K&K Audio / Lundahl Transformers, Impressions of MC Premium Step-up (0.00)
Posted by divo on 2014-12-16, 17:02:22 (70.53.64.110)
This a bit overdue but I just wanted to share my positive experience of using this excellent step-up transformer device (with LL1931) to interface with my Haniwa cartridge. This was hunch I had in the .......
14: K&K Audio / Lundahl Transformers, RE: RAKK DAC MK2 Board and Passive Output Board (0.00)
Posted by divo on 2013-08-23, 11:27:30 (209.29.4.43)
These are now sold to one lucky person. .......
15: K&K Audio / Lundahl Transformers, RAKK DAC MK2 Board and Passive Output Board (0.00)
Posted by divo on 2013-08-14, 05:50:27 (184.148.17.205)
I have the following items for sale: 1) RAKK DAC MK2 Board, superb module, supports two inputs. Just need input transformer, 12V and output module (active or passive) to build up an excellent DAC. $12 .......
16: K&K Audio / Lundahl Transformers, RE: When things go wrong at 600V (0.00)
Posted by divo on 2012-08-08, 09:47:11 (209.29.4.43)
Has there been marked sonic benefit from using CCS on the output stage? Can you describe it for us? .......
17: K&K Audio / Lundahl Transformers, LL1649 For Sale (0.00)
Posted by divo on 2009-02-03, 12:41:17 (209.29.4.43)
Unused due to change in project direction, reg. $185, sell $125 plus shipping costs. .......
18: K&K Audio / Lundahl Transformers, RE: K&K Line Stage - Mini Review (0.00)
Posted by divo on 2008-08-24, 06:16:08 (64.229.208.91)
Finally, here is a pic of the line stage with RAKK DAC MK2 and power supply incorporated. Just to illustrate how you can accomodate two input switching where one input is the DAC with external SPDI .......
19: K&K Audio / Lundahl Transformers, RE: K&K Line Stage - Mini Review (0.00)
Posted by divo on 2008-05-12, 12:04:14 (209.29.50.252)
I also own this line stage based upon the Extreme RAKK output stage, but with a combo input card, new K&K Attenuator, and the RAKK DAC2 (and power supply) all integrated in a smiliar enclosure. This i .......
20: K&K Audio / Lundahl Transformers, RE: Yours is the active phonostage right? (0.00)
Posted by divo on 2008-03-12, 10:31:12 (209.29.50.252)
If you need a fine step-up, I have a K&K step-up for sale. User-configurable for 18, 24 or 30dB gain, and has a loading resistor site for trying different loads. very flexible. $200 plus insured maili .......
21: Amp/Preamp Asylum, RE: Counterpoint NP 220 goes dead (0.00)
Posted by divo on 2008-02-25, 13:07:07 (209.29.50.252)
Hey Marty, I will take it off your hands for $75. Your Weytech 211C Topaz is several notches better anyway... :-) jk .......
22: K&K Audio / Lundahl Transformers, RE: RAKK II board connection to old active line stage (0.00)
Posted by divo on 2008-02-04, 10:48:20 (209.29.50.252)
I have the matching tube rectified power supply for your cards, assembled and tested. $100 shipped to you. I have the Extreme Line stage now, so this is available for a new home. My original build is .......
23: K&K Audio / Lundahl Transformers, RE: RAKK II board connection to old active line stage (0.00)
Posted by divo on 2008-01-31, 07:16:56 (209.29.50.252)
I have recently made a change from a 50K DACT to Kevin's attenuator not really expecting any significant sonic impact. However, my wife and I were astonished to hear greater clarity and refinement eme .......
24: K&K Audio / Lundahl Transformers, RE: Holiday special - TentLabs XO-DAC (0.00)
Posted by divo on 2008-01-15, 10:15:56 (209.29.50.252)
I have one to sell as well, $150 includes shipping in North America. .......
25: K&K Audio / Lundahl Transformers, RE: FS: Rakk DAC and PSU (MK1) (0.00)
Posted by divo on 2007-06-22, 08:53:06 (209.29.50.252)
Tent Labs XO DAC clock board for sale, provides great sonic improvement for RAKK DAC, $125 shipped in North America. .......
26: K&K Audio / Lundahl Transformers, RE: FS: Rakk DAC and PSU (MK1) (0.00)
Posted by divo on 2007-06-19, 06:28:15 (209.29.50.252)
now sold thanks! .......
27: K&K Audio / Lundahl Transformers, RE: FS: Rakk DAC and PSU (MK1) (0.00)
Posted by divo on 2007-06-11, 12:37:47 (209.29.50.252)
Here is a pic of what I am selling. Tent clock card is extra. Full manuals included. .......
28: K&K Audio / Lundahl Transformers, RE: FS: Rakk DAC and PSU (MK1) (0.00)
Posted by divo on 2007-05-29, 10:59:25 (209.29.50.252)
Yes I do! .......
29: K&K Audio / Lundahl Transformers, FS: Rakk DAC and PSU (MK1) (0.00)
Posted by divo on 2007-05-22, 09:27:04 (209.29.50.252)
Just upgraded to the RAKK MarkII. Selling my original RAKK board with power supply board. Two small Lundahl LL1572 included. Both together for $200. Output stage not included. Worked perfectly before .......
30: General Asylum, Re: Thor Audio Status (0.00)
Posted by divo on 2007-05-03, 06:49:12 (209.29.50.252)
Good News! I have received my phono stage finally, and everything is in good order. It looks like the huge backlog created by an inundation of warranty transfers and product update requests combined w .......
31: General Asylum, Re: Thor Audio Status (0.00)
Posted by divo on 2007-04-22, 17:38:32 (64.231.3.114)
Some more updates: 1) It appears I am not the only one in the same boat. Another person, who prefers anonymity at this point, has two items at Thor, and has been trying for 3 months to recover his rig .......
32: General Asylum, Thor Audio Status (0.00)
Posted by divo on 2007-04-11, 19:51:00 (65.94.114.84)
I am wondering if other people are having difficuly getting support and reasonable turnaround from the Thor Audio factory. I sent a phono stage for MK2 updating and warranty registration at the end of .......
33: K&K Audio / Lundahl Transformers, Original Line stage for Sale (0.00)
Posted by divo on 2007-03-19, 13:09:16 (209.29.50.252)
Original Davenport Line stage cards for sale, fully populated and tested. Can provide up to 12dB of gain. Matching power supply card with tube rectifier also. $400 plus ship for the set. Check out Dav .......
34: K&K Audio / Lundahl Transformers, Re: K&K phono kit question..... (0.00)
Posted by divo on 2006-05-09, 09:09:26 (209.29.50.252)
The K&K site has a phono stage page with a schematic hyperlink. Have a look. It shows B+ at 200V. I tried BGs in mine and made no difference. Is the sound wanting in any way? .......
35: K&K Audio / Lundahl Transformers, Re: LL1660/PP For Sale (0.00)
Posted by divo on 2006-04-21, 13:49:55 (209.29.50.252)
now sold to stevey! .......
36: K&K Audio / Lundahl Transformers, LL1660/PP For Sale (0.00)
Posted by divo on 2006-04-21, 09:36:24 (209.29.50.252)
One pair of LL1660/PP transformers for sale. Used gently by Kevin but never used by second owner (me). $115 shipped in North America. .......
37: Tube DIY Asylum, Re: Capacitor mounting clips (0.00)
Posted by divo on 2006-03-20, 08:58:17 (209.29.50.252)
Many thanks to all respondants. jk .......
38: Tube DIY Asylum, Capacitor mounting clips (0.00)
Posted by divo on 2006-03-17, 09:54:29 (209.29.50.252)
I am looking for mounting clips for 3 inch diameter capacitors. Digi-key does not have them. Can anyone help me out here? I need 2 for my amp project. .......
39: K&K Audio / Lundahl Transformers, For sale: Digi-key 50K dual pot (0.00)
Posted by divo on 2006-03-08, 10:26:22 (209.29.50.252)
Leftover from my K&K line stage project, while I was waiting for a DACT to arrive. It has never seen solder. Digi-key part #: KKA5031S28-ND. $20US mailed. -jimmy .......
40: K&K Audio / Lundahl Transformers, Re: Stereophile review of Art Audio Vinyl Reference (0.00)
Posted by divo on 2006-01-24, 10:31:14 (209.29.50.252)
Deal! My money order is on its way! .......
41: K&K Audio / Lundahl Transformers, Re: PP Monoblock Amps Completed (0.00)
Posted by divo on 2006-01-24, 09:17:08 (209.29.50.252)
Beautiful job! Bet they sound as nice as they look! Can you tell me where you obtained the chassis please? -jimmy .......
42: K&K Audio / Lundahl Transformers, Re: Stereophile review of Art Audio Vinyl Reference (0.00)
Posted by divo on 2006-01-19, 14:07:55 (209.29.50.252)
Congrats! It must be gratifying to earn kudos from such lofty heights... Time to jack up the price now, and focus on the kit version of the Vivo! -jimmy .......
43: K&K Audio / Lundahl Transformers, Re: For sale: DACT 10K stereo attenuator (0.00)
Posted by divo on 2005-12-19, 08:25:05 (209.29.50.252)
SOLD to Tom .......
44: K&K Audio / Lundahl Transformers, Re: resistor loading question (0.00)
Posted by divo on 2005-12-07, 09:38:31 (209.29.50.252)
Yes. that is correct. If you go to 1:5 mode however, the divide factor is 25, so you would need to change resistor accordingly. .......
45: K&K Audio / Lundahl Transformers, For sale: DACT 10K stereo attenuator (0.00)
Posted by divo on 2005-12-02, 10:16:50 (209.29.50.252)
One CT2-10K-2, gently used. $80 plus mailing. For your holiday season project... -jimmy .......
46: K&K Audio / Lundahl Transformers, Re: Low output Moving Coil cartridges and the Phono Stage (0.00)
Posted by divo on 2005-11-18, 07:51:14 (209.29.50.252)
I have used 0.2 mV Clavis cartridge with it with no noise problem. jk .......
47: K&K Audio / Lundahl Transformers, Re: anyone compared the K and K phono to other great ones: findings? (0.00)
Posted by divo on 2005-11-13, 12:48:53 (69.156.77.75)
I have had many high priced phono stages before settling on the K&K: Aesthetix IO (hot and bulky), herron, Walker reference (nice), Atma-sphere MP-1 (also hot), Hagerman Trumpet, Pass XONO and some I .......
48: K&K Audio / Lundahl Transformers, Re: KT88 Stereo Amp Finished (Almost!) (0.00)
Posted by divo on 2005-08-18, 10:54:30 (209.29.50.252)
Beautiful work, congratulations! Where did you source the enclosure? Thanks again for sharing with us! .......
49: K&K Audio / Lundahl Transformers, Re: I ordered the CD-Pro2M full kit! (0.00)
Posted by divo on 2005-08-16, 07:17:29 (209.29.50.252)
I have built the same kit and it is superb, both as a stand-alone CDP or even better as a transport into my tube based RAKK DAC. .......
50: K&K Audio / Lundahl Transformers, Re: Pictures of new 32b mono amps (0.00)
Posted by divo on 2005-08-11, 08:11:53 (209.29.50.252)
Very impressive. Can you tell me where you sourced the transformer covers (black)? I need the same. -james .......
51: K&K Audio / Lundahl Transformers, Re: Pair of 1620/PP trannies for Sale (0.00)
Posted by divo on 2005-05-26, 11:11:58 (209.29.50.252)
Tentatively sold. My thanks to all respondents. .......
52: K&K Audio / Lundahl Transformers, Pair of 1620/PP trannies for Sale (0.00)
Posted by divo on 2005-05-24, 11:29:24 (209.29.50.252)
Gently used pair purchased from Kevin last November but never used for my project. Regular $195/each, asking $225 for the Pair. They are still in the K&K Audio shipping box ready to be re-routed to yo .......
53: K&K Audio / Lundahl Transformers, Re: How it sounds (0.00)
Posted by divo on 2005-05-16, 06:21:26 (209.29.50.252)
Kevin, what are the properties of the I2S interface which might produce better performance over the the SPDIF or AES/EBU? Where can I read more about I2S? -james .......
54: K&K Audio / Lundahl Transformers, Re: Why not this? (0.00)
Posted by divo on 2005-05-10, 07:16:36 (209.29.50.252)
Thanks for the tip! Do let us know how it sounds! .......
55: K&K Audio / Lundahl Transformers, Re: Anyone want to upgrade to Amorphous? WANTED...LL1620s (0.00)
Posted by divo on 2005-03-24, 09:11:10 (209.29.50.252)
I have a pair. jkdivo@sumpatico.ca .......
56: K&K Audio / Lundahl Transformers, Re: My new amp with 2 pairs of 6550 (0.00)
Posted by divo on 2005-03-17, 08:09:14 (209.29.50.252)
Nice work, Alan! How long did it take you to figure out the layout for such a clean interconnection? Is this your first amp project? I heve received parts to start a 300B PP project myself, awaiting c .......
57: K&K Audio / Lundahl Transformers, Re: Tent Clock added to RAKK dac: WOW! (0.00)
Posted by divo on 2005-03-10, 06:09:30 (209.29.50.252)
I also will try the Tent Link soon. This should offer the lowest jitter possible at minimal cost. Do let us know what your impressions are when you get yours in. .......
58: K&K Audio / Lundahl Transformers, Re: step up transformers (0.00)
Posted by divo on 2005-03-04, 06:54:57 (209.29.50.252)
My father uses an outboard Lundhall stepup with the PH3 and it works well for him. Incorporation of the same stepup inside the PH3 is possible since there is lots of room inside, but would void warran .......
59: K&K Audio / Lundahl Transformers, Re: step up transformer kit -- possible modification (0.00)
Posted by divo on 2005-03-03, 07:57:40 (209.29.50.252)
Thanks. I have no RF problems at the moment. jk .......
60: K&K Audio / Lundahl Transformers, Re: step up transformer kit -- possible modification (0.00)
Posted by divo on 2005-03-02, 07:00:31 (209.29.50.252)
Are there any implications for complete K&K phono stage owners (with MC stepup inside) who may also experience RF leakage? Also I am not clear on how he changed the ground terminal wiring on the outbo .......
61: K&K Audio / Lundahl Transformers, Re: another rakk dac builder. (0.00)
Posted by divo on 2005-02-07, 07:46:50 (209.29.50.252)
I concur. You will not be disappointed. I also tried the Syrah: it came and went. .......
62: K&K Audio / Lundahl Transformers, Re: Another RAKK DAC is born & 2 Questions (0.00)
Posted by divo on 2005-02-07, 07:44:20 (209.29.50.252)
The Tent clock card is a major enhancement, ie not subtle. See archives for more. You have not heard the DAC's full capability without it. .......
63: K&K Audio / Lundahl Transformers, Re: Return to the USB input for the RAKKDAC (0.00)
Posted by divo on 2005-01-25, 11:40:19 (209.29.50.252)
Give him $10K and a sound business case, and he might look into it. He doesn't run a charity. .......
64: K&K Audio / Lundahl Transformers, Re: phono kit (0.00)
Posted by divo on 2005-01-02, 15:00:02 (70.48.55.54)
FWIW: I have owned several 'The Groove', going back and forth between used Grooves and other high $ phono stages (including Aesthetix IO, nice for the winter up here in Canada, 24 tubes). The Groove s .......
65: K&K Audio / Lundahl Transformers, Re: MC Step Up Questions (fairly long) (0.00)
Posted by divo on 2004-12-06, 12:03:31 (209.29.50.252)
I concurr with Kevin. I also lowered the gain of my stepup due the high gain in my chain since I was barely cranked on the volume control at 20 dB setting. The stepup config is system dependant, so I .......
66: Amp/Preamp Asylum, Re: Preamp Upgrade Advice (0.00)
Posted by divo on 2004-11-24, 06:38:18 (209.29.50.252)
The Blue Indigo preamp from K&K Audio is a superb product. It beat out my Wyetech and Pass X1. Also on sale right now: http://www.kevinc927.addr.com/closeouts.html .......
67: K&K Audio / Lundahl Transformers, Re: USB is the bomb apparently... (0.00)
Posted by divo on 2004-11-23, 09:54:07 (209.29.50.252)
yes, sometimes technical advantages have positive repercussions. But as an engineer, I like to understand whether the hype is justified. Is USB a faster pipe that has inherently lower jitter? A fast p .......
68: K&K Audio / Lundahl Transformers, Re: USB input for RAKK DAC? (0.00)
Posted by divo on 2004-11-23, 06:15:03 (209.29.50.252)
Just out of curiosity, what is your motivation for the request? How many transports have USB output, and are there any high-end DACs with USB input? And would the USB interface offer any technical adv .......
69: K&K Audio / Lundahl Transformers, Re: Making the Rakk dac a preamp (0.00)
Posted by divo on 2004-11-22, 12:53:09 (209.29.50.252)
I have evolved my K&K linestage to a configuration similar to figure 3, with Dave's assistance, and the result is superb. I recently added a Tent Labs clock card, and the resolution plus musicality ha .......
70: K&K Audio / Lundahl Transformers, Re: Questions About the K&K Phono Kit (Long) (0.00)
Posted by divo on 2004-11-19, 09:04:23 (209.29.50.252)
I am a happy owner, willing to try and answer. 1. No, not sure about the exact differences; I had asked the same question, my recollection is that the Power supply is the main difference. 2. Yes, MC r .......
71: K&K Audio / Lundahl Transformers, Re: Any feedback on the Tent clock? (0.00)
Posted by divo on 2004-10-26, 07:11:51 (209.29.50.252)
Kevin: What did you notice? Any positive changes? James .......
72: K&K Audio / Lundahl Transformers, Re: Used pair of LL1620/PP available (0.00)
Posted by divo on 2004-10-18, 08:23:55 (209.29.50.252)
I will take em. James K. .......
73: K&K Audio / Lundahl Transformers, Re: Wow nice big enclosure...! (0.00)
Posted by divo on 2004-08-24, 10:51:28 (209.29.50.252)
Dave/all: I could not wait to tell you how lovely it sounds after one night of repeat mode break in. Wow! Dynamic constrasts and palpability coupled with tonal rightness. Amazing. My belief is that if .......
74: K&K Audio / Lundahl Transformers, Re: Wow nice big enclosure...! (0.00)
Posted by divo on 2004-08-18, 07:09:25 (209.29.50.252)
Selection of sources done via switch at the back. It's usually in phono stage setting but increasingly in CD setting. Signal Wiring is pure silver or Purist Audio (Thick green stuff). Since I am ample .......
75: K&K Audio / Lundahl Transformers, Re: Connecting RAKK output to Mood Indigo in (0.00)
Posted by divo on 2004-08-03, 12:04:34 (209.29.50.252)
Although it may seem on the surface that the cascade pair suggest redundancy, each transformer serves a specific purpose. The one in the RAKKDAC output card converts a current drive from the DAC to a .......
76: K&K Audio / Lundahl Transformers, Re: Mood Indigo (0.00)
Posted by divo on 2004-07-30, 07:03:17 (209.47.1.92)
This correlates with my experience. It has also beat out many high $ pres that I owned including Hovland, Atmasphere MP-1 and Wyetech Opal at considerable saving. More $ for LPs...Wonderful design! :: .......
77: K&K Audio / Lundahl Transformers, Re: RAKK dac sound update (0.00)
Posted by divo on 2004-07-19, 08:19:07 (209.47.1.92)
I see from an earlier post you have the passive... .......
78: K&K Audio / Lundahl Transformers, Re: RAKK dac sound update (0.00)
Posted by divo on 2004-07-19, 06:54:45 (209.47.1.92)
Are you using the passive or active output stage? .......
79: General Asylum, Re: I heard the best system in the world today... (0.00)
Posted by divo on 2004-07-09, 07:52:16 (209.47.1.92)
Congrats! Better get plexiglas covers for those tube amps on the floor... .......
80: K&K Audio / Lundahl Transformers, Re: K&K Audio Phono preamp (0.00)
Posted by divo on 2004-07-02, 12:06:14 (209.47.1.92)
I built mine from scratch and like it very much. As a previous owner of many high $ phono stages (IO, Walker, Groove, etc) I feel that my expectations have been met and exceeded. Its a very smart desi .......
81: K&K Audio / Lundahl Transformers, Re: Sign me up for that upgrade kit... (0.00)
Posted by divo on 2004-07-02, 11:57:01 (209.47.1.92)
I used silver wire (left over from Bent kit) with very good results for those long runs. .......
Found total of 81 records, Query: , Author: divo in All Forums, Time: 0 sec.